Achira Namjan, MSc., is a medical scientist at the Institute of Biological Products, Department of Medical Science, Ministry of Public Health, Thailand. His expertise lies in quality control and lot release of biological products, especially recombinant viral vaccines like HPV and Hepatitis A. With a strong background in biotechnology and cancer immunology, Achira earned his MSc in Biomedical Science from Khon Kaen University, supported by a CDML scholarship, focusing on immunotherapy for cholangiocarcinoma. He is experienced in OECD-GLP and GMP regulations and is currently developing innovative methods for vaccine safety, potency testing, and strain identification in rotavirus vaccines.